-7y-23=-9(y+1)

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Solution for -7y-23=-9(y+1) equation: 


Simplifying
-7y + -23 = -9(y + 1)

Reorder the terms:
-23 + -7y = -9(y + 1)

Reorder the terms:
-23 + -7y = -9(1 + y)
-23 + -7y = (1 * -9 + y * -9)
-23 + -7y = (-9 + -9y)

Solving
-23 + -7y = -9 + -9y

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '9y' to each side of the equation.
-23 + -7y + 9y = -9 + -9y + 9y

Combine like terms: -7y + 9y = 2y
-23 + 2y = -9 + -9y + 9y

Combine like terms: -9y + 9y = 0
-23 + 2y = -9 + 0
-23 + 2y = -9

Add '23' to each side of the equation.
-23 + 23 + 2y = -9 + 23

Combine like terms: -23 + 23 = 0
0 + 2y = -9 + 23
2y = -9 + 23

Combine like terms: -9 + 23 = 14
2y = 14

Divide each side by '2'.
y = 7

Simplifying
y = 7

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